spi: Make max_tx and max_rx the same type

Prevents spurious compiler warnings.

Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 49313dd..f3fb1ac 100644 (file)
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -644,7 +644,7 @@ static int spi_map_msg(struct spi_master *master, struct spi_message *msg)
        struct device *tx_dev, *rx_dev;
        struct spi_transfer *xfer;
        void *tmp;
-       size_t max_tx, max_rx;
+       unsigned int max_tx, max_rx;
        int ret;
 
        if (master->flags & (SPI_MASTER_MUST_RX | SPI_MASTER_MUST_TX)) {